Make directives options configurable

Issue-ID: SDC-3275
Signed-off-by: aribeiro <anderson.ribeiro@est.tech>
Change-Id: Ia91655f02c45d033ebae45bd6d9f252c2f6d6f47

3 files changed, 118 insertions, 0 deletions

diff --git a/catalog-be/src/main/java/org/openecomp/sdc/be/servlets/DirectiveServlet.java b/catalog-be/src/main/java/org/openecomp/sdc/be/servlets/DirectiveServlet.java
new file mode 100644
index 0000000000..adffdaf9d7
--- /dev/null
+++ b/catalog-be/src/main/java/org/openecomp/sdc/be/servlets/DirectiveServlet.java
@@ -0,0 +1,104 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation
+ *  ================================================================================
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *  ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.be.servlets;
+
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import javax.inject.Inject;
+import javax.inject.Singleton;
+import javax.servlet.http.HttpServletRequest;
+import javax.ws.rs.GET;
+import javax.ws.rs.HeaderParam;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.Context;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import org.apache.commons.collections.CollectionUtils;
+import org.openecomp.sdc.be.components.impl.aaf.AafPermission;
+import org.openecomp.sdc.be.components.impl.aaf.PermissionAllowed;
+import org.openecomp.sdc.be.config.BeEcompErrorManager;
+import org.openecomp.sdc.be.config.ConfigurationManager;
+import org.openecomp.sdc.be.dao.api.ActionStatus;
+import org.openecomp.sdc.be.impl.ComponentsUtils;
+import org.openecomp.sdc.be.model.User;
+import org.openecomp.sdc.be.user.UserBusinessLogic;
+import org.openecomp.sdc.common.api.Constants;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+@Path("/v1/catalog/directives")
+@Singleton
+public class DirectiveServlet extends BeGenericServlet {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(DirectiveServlet.class);
+
+    @Inject
+    public DirectiveServlet(final UserBusinessLogic userAdminManager,
+                            final ComponentsUtils componentsUtils) {
+        super(userAdminManager, componentsUtils);
+    }
+
+    @GET
+    @Path("/")
+    @Produces(MediaType.APPLICATION_JSON)
+    @Operation(description = "Retrieve all Directives values from configuration file", method = "GET",
+        summary = "Retrieve all Directives", responses = {
+        @ApiResponse(content = @Content(array = @ArraySchema(schema = @Schema(implementation = User.class)))),
+        @ApiResponse(responseCode = "200",
+            description = "Returns Directive values from configuration file Ok"),
+        @ApiResponse(responseCode = "404",
+            description = "Directive not found"),
+        @ApiResponse(responseCode = "500", description = "Internal Server Error")})
+    @PermissionAllowed(AafPermission.PermNames.INTERNAL_ALL_VALUE)
+    public Response getConfCategoriesAndVersion(@Context final HttpServletRequest request,
+                                                @HeaderParam(value = Constants.USER_ID_HEADER) String userId) {
+
+        final String url = request.getMethod() + " " + request.getRequestURI();
+        LOGGER.debug("Start handle request of {}", url);
+
+        final Map<String, Object> directivesMap = new HashMap<>();
+        try {
+            final List<String> directives = getDirectiveValues();
+            if (CollectionUtils.isEmpty(directives)) {
+                return buildErrorResponse(getComponentsUtils().getResponseFormat(ActionStatus.NO_CONTENT));
+            }
+            directivesMap.put("directives", directives);
+
+        } catch (final Exception e) {
+            BeEcompErrorManager.getInstance().logBeRestApiGeneralError("SDC Failed to retrieve all Directives");
+            LOGGER.debug("Method getDirectiveValues failed with unexpected exception", e);
+            return buildErrorResponse(getComponentsUtils().getResponseFormat(ActionStatus.GENERAL_ERROR));
+        }
+
+        return buildOkResponse(getComponentsUtils().getResponseFormat(ActionStatus.OK), directivesMap);
+    }
+
+    private List<String> getDirectiveValues() {
+        return ConfigurationManager.getConfigurationManager().getConfiguration().getDirectives();
+    }
+
+}
diff --git a/catalog-be/src/main/resources/config/configuration.yaml b/catalog-be/src/main/resources/config/configuration.yaml
index ab89d8f158..298862e79f 100644
--- a/catalog-be/src/main/resources/config/configuration.yaml
+++ b/catalog-be/src/main/resources/config/configuration.yaml
@@ -914,3 +914,10 @@ cadiFilterParams:
 # This configuration entry lists all node type names prefix that shall be allowed on SDC.
 definedResourceNamespace:
   - org.openecomp.resource.
+
+# This configuration entry lists all Directives values that shall be allowed on SDC.
+directives:
+  - select
+  - selectable
+  - substitute
+  - substitutable
diff --git a/catalog-be/src/test/resources/config/catalog-be/configuration.yaml b/catalog-be/src/test/resources/config/catalog-be/configuration.yaml
index 88729d655a..7f75646467 100644
--- a/catalog-be/src/test/resources/config/catalog-be/configuration.yaml
+++ b/catalog-be/src/test/resources/config/catalog-be/configuration.yaml
@@ -554,6 +554,13 @@ cadiFilterParams:
 definedResourceNamespace:
   - org.openecomp.resource.
 
+# This configuration entry lists all Directives values that shall be allowed on SDC.
+directives:
+  - select
+  - selectable
+  - substitute
+  - substitutable
+
 artifacts:
   - type: CONTROLLER_BLUEPRINT_ARCHIVE
     categories: